ISLIP, NEW YORK

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Elevation: 85 feet Latitude: 40 48N Longitude: 073 06W

WEATHER

Monthly - Summary

CURRENT CONDITIONS

Sunrise/Set

07:22 am

05:49 pm
Local Time
8:05 pm EDT
31 October, 2024

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MONTHLY - WEATHER AVERAGES SUMMARY [ Show All Data ]

[ °C ] °F

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		52.3		30.6		32.8		39.3		49.1		58.6		68.4		73.9		72.8		65.6		54.3		45.1		35.6

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		60.3		38		40.3		47.3		57.6		67.5		76.6		81.7		80.4		73.8		63		53.2		43

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		44.3		23.3		25.2		31.3		40.6		49.8		60.2		66		65.3		57.5		45.5		37.1		28.2

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		46.2		3.6		3.3		4.4		4.3		3.8		4.3		3.4		4		3.6		3.8		3.7		4.1

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		118.9		11		9.1		10.5		11.3		11.1		10.1		9.1		8.5		8.6		8.5		10.3		10.8

Highest Recorded Temperature

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		102		69		67		82		94		98		96		102		100		93		88		78		77

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.2		11.2		12.5		13.8		15		15.6		15.3		14.2		12.9		11.5		10.4		9.8

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.8		---		---		---		---		0.3		1.1		2.2		1		0.2		---		---		---

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97.9		25.2		22		16.5		3		---		---		---		---		---		0.9		9.2		21.2

Average Snowfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		24.8		6.7		7.1		4.5		0.6		---		---		---		---		---		---		0.5		5.4

Average Number of Rainy Days

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		116		11		9		10		12		10		10		10		8		9		8		10		10

Most Rain Reported in a Month

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		65.3		6.3		5.5		5.5		5.1		10.1		7.9		8.4		13.8		5.1		8.7		8		6.1

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.3		3.7		3.4		2.3		0.3		---		---		---		---		---		---		0.2		2.4

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		69.4		65.6		62.4		65		65.6		70.2		73.8		73		75.4		74.5		72.5		69.2		66.8

Average Morning Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		79		76		76		77		76		76		77		81		84		85		85		80		76

Average Evening Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		61		62		59		57		58		59		59		63		63		63		62		62		60

Average Dew Point

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		42.5		21.3		22.4		28		37.2		47.7		58.2		64		63.4		57.2		46.1		35.9		26.6

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		9.2		10.1		10.4		10.8		10.3		9.1		8.5		8		7.5		7.9		8.5		9.5		9.8

NEARBY - MAP

NEARBY - LIST

Belle Terre, New York (1 mi / 2 km)
Bohemia, New York (1 mi / 2 km)
Melville, New York (1 mi / 1 km)
Patchogue, New York (6 mi / 10 km)
East Setauket, New York (10 mi / 16 km)

GEOBA.SE

Islip, New York